﻿/*
 * Copyright (c) 2001-2004 Swedish Institute of Computer Science.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
 * SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
 * OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
 * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
 * OF SUCH DAMAGE.
 *
 * This file is part of the lwIP TCP/IP stack.
 *
 * Author: Martin Hentschel <info@cl-soft.de>
 *
 */

using System;

namespace CCodeGeneration
{
	public class VariableDeclaration : CodeElement
	{
		public VariableType Type { get; set; }
		public string InitialValue { get; set; }
		public bool IsStatic { get; set; }

		public VariableDeclaration()
			: base()
		{
		}

		public VariableDeclaration(VariableType type, string initialValue = null, bool isStatic = false) :
			base()
		{
			this.Type         = type;
			this.InitialValue = initialValue;
			this.IsStatic     = isStatic;
		}

		public override void GenerateCode(int level, CGenerator generator)
		{
			if (this.Type != null)
			{
				generator.IndentLine(level);

				if (this.IsStatic)
				{
					generator.OutputStream.Write("static ");
				}

				// declare the variable
				this.Type.GenerateCode(generator);

				if (!String.IsNullOrWhiteSpace(this.InitialValue))
				{
					// add initialization value
					generator.OutputStream.Write(" = ");
					generator.WriteMultilineString(this.InitialValue, level);
				}

				generator.OutputStream.Write(";");
				generator.WriteNewLine();
			}
		}
	}
}
